App Service – Azure’s web application hosting service.
Azure App Service is a fully managed platform for building, deploying, and scaling web applications. It supports multiple programming languages and platforms including .NET, Java, Node.js, Python, and PHP. The service features automatic scaling, built-in authentication and authorization, and hybrid connectivity options. App Service includes deployment slots for zero-downtime updates, supports container deployment, and enables custom domain configuration with SSL. It provides integrated diagnostics, supports WebJobs for background processing, and includes Application Insights integration for monitoring. The service offers various networking options including VNet integration and private endpoints for secure access.